It’s easy to find out when were the last 30+ times you rebooted your Linux PC. Do a last reboot to get a list of exact dates: reboot system boot 2.6.27-7-generic Tue Nov 25 09:12 – 11:17 (02:04) reboot system boot 2.6.27-7-generic Mon Nov 24 15:54 – 01:06 (09:11) reboot system boot 2.6.27-7-generic Mon Nov… Read More »
Do you by any chance wish to modify the behavior of Ctrl+Alt+Delete? Change the following line in /etc/inittab: ca:12345:ctrlaltdel:/sbin/shutdown -t1 -a -r now Comment it out with # to disable Ctrl+Alt+Del altogether or replace the /sbin/shutdown -t1 -a -r now part with a command of your choice. This way you can first unmount NAS shares… Read More »
If you manage to freeze your system in such a way that even Ctrl+Alt+Del doesn’t work anymore, the mouse is stuck on the screen any none of the key combinations will work, don’t think of the reset button just yet. Hold down the Right Alt and SysRq keys and press this sequence: R E I… Read More »
An even better and cleaner method than the reset button is to use Ctrl+Alt+Del. When even that doesn’t work and the system has frozen, there’s always hope. Hold down Alt+SysRq and press the following keys in order: R,E,I,S,U,B. Partitions will be unmounted cleanly, processes will be closed forcefully and the system should reboot soon afterwards.